updated to catch bug 122480

tests/data/command16.txt

@@ -1 +1 @@
- -U fake:user -x %HOSTIP:%HOSTPORT http://we.want.that.site.com/2
+ -U fake@user:§§§looooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong -x %HOSTIP:%HOSTPORT http://we.want.that.site.com/2

tests/data/http16.txt

@@ -1,6 +1,5 @@
 GET http://we.want.that.site.com/2 HTTP/1.0
-Proxy-authorization: Basic ZmFrZTp1c2Vy
-User-Agent: curl/7.4.2 (sparc-sun-solaris2.7) libcurl 7.4.2
+Proxy-authorization: Basic ZmFrZUB1c2VyOqenp2xvb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb28=
 Host: we.want.that.site.com
 Pragma: no-cache
 Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*